Keystones — Bedrock
Five GCSE retrieval questions · 13 April 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 87 + 90
Answer: 87 + 90 = 177 -
2. Algebra Substitution
If x = 5, find the value of 6x + 8
Answer: 38 -
3. Geometry Converting lengths
Convert 7m to cm
Answer: 700cm -
4. Ratio Simplifying ratios
Simplify the ratio 6:9
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 13, 13, 19, 8, 17
Answer: 14